APA (7th ed.) Citation

Yardley, D. C. M. . [. (1990). Introduction to British constitutional law (7th ed.). Butterworths.

Chicago Style (17th ed.) Citation

Yardley, D. C. M. []. Introduction to British Constitutional Law. 7th ed. London: Butterworths, 1990.

MLA (9th ed.) Citation

Yardley, D. C. M. []. Introduction to British Constitutional Law. 7th ed. Butterworths, 1990.